File Extension QDA

.QDA File

File extension: QDA
File type: Data File

Notes about the QDA file extension:

To open this file type, a required software must be installed. Without it you only see a Windows message "The following file cannot be opened" (Windows 7) or "How do you want to open this file?" (Windows 10) if you double-click the file. There click on "More apps" and choose a suitable software to view such files on your PC or from email attachments.

The QDA file type is primarily associated with 'KaleidaGraph' by Synergy Software. (Macintosh file type QDAT) KaleidaGraph contains the toolset you need to do graphing and data analysis.

Detailed information for file extension QDA:

Primary association: KaleidaGraph
Company: Synergy Software

Other applications associated with file type QDA:

  • Quadruple D (Archive)Quadruple D (which stands for Do the DirectDraw with Delphi) is a DirectX library for Delphi developed by a Japanese programmer named SANDMAN. It has become the de-facto graphics library for Japanese PC games written in Delphi. This association is classified as Archive.

To change file associations press Windows Key + X and then Apps and Features > Default apps > Choose default apps by file type. Invalid file associations could be the result of underlying issues within your Windows PC.

Technical data

To view technical data on file-extension QDA click this link to expand/hide the additional area.

System Info for File Extension .QDA

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and information FILExt collected directly from user systems.

ProgramID: KGraph_Data_File
EXEFile: %ProgramFiles%\KALEID~1\KGraph.exe

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